Release notes for 0.5.3.1-signed.1-signed

Changes between 0.5.2 and 0.5.3WebODFImprovements

Add support for double line-through in Firefox (Chrome/Safari + IE don't support this feature) (#758) Add support for subscript & superscript (#755) In odf.OdfContainer allow creation of document template types as well as querying and setting the template state of the document Add support for flat ODF files and ODF templates.